Mercurial > public > mercurial-scm > hg

comparison mercurial/changegroup.py @ 26267:eca468b8fae4

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compression: use 'None' for no-compression This seems more idiomatic and clearer. We still support both None and 'UN' for now because no user are migrated.
author Pierre-Yves David <pierre-yves.david@fb.com>
date Tue, 15 Sep 2015 17:53:28 -0700
parents 1e042e31bd0c
children a91d7dfd1952
comparison
equal deleted inserted replaced
26266:1e042e31bd0c 26267:eca468b8fae4
156 class cg1unpacker(object): 156 class cg1unpacker(object):
157 deltaheader = _CHANGEGROUPV1_DELTA_HEADER 157 deltaheader = _CHANGEGROUPV1_DELTA_HEADER
158 deltaheadersize = struct.calcsize(deltaheader) 158 deltaheadersize = struct.calcsize(deltaheader)
159 version = '01' 159 version = '01'
160 def __init__(self, fh, alg): 160 def __init__(self, fh, alg):
161 if alg == 'UN':
162 alg = None # get more modern without breaking too much
161 if not alg in util.decompressors: 163 if not alg in util.decompressors:
162 raise util.Abort(_('unknown stream compression type: %s') 164 raise util.Abort(_('unknown stream compression type: %s')
163 % alg) 165 % alg)
164 self._stream = util.decompressors[alg](fh) 166 self._stream = util.decompressors[alg](fh)
165 self._type = alg 167 self._type = alg
166 self.callback = None 168 self.callback = None
167 def compressed(self): 169 def compressed(self):
168 return self._type != 'UN' 170 return self._type is not None
169 def read(self, l): 171 def read(self, l):
170 return self._stream.read(l) 172 return self._stream.read(l)
171 def seek(self, pos): 173 def seek(self, pos):
172 return self._stream.seek(pos) 174 return self._stream.seek(pos)
173 def tell(self): 175 def tell(self):